diff mbox series

[v1,1/3] gpiolib: acpi: Add missing memset(0) to acpi_get_gpiod_from_data()

Message ID 20231019173457.2445119-2-andriy.shevchenko@linux.intel.com
State Accepted
Commit 479ac419206b5fe4ce4e40de61ac3210a36711aa
Headers show
Series gpiolib: acpi: More fixes to the consolidation rework | expand

Commit Message

Andy Shevchenko Oct. 19, 2023, 5:34 p.m. UTC 
When refactoring the acpi_get_gpiod_from_data() the change missed
cleaning up the variable on stack. Add missing memset().

Reported-by: Ferry Toth <ftoth@exalondelft.nl>
Fixes: 16ba046e86e9 ("gpiolib: acpi: teach acpi_find_gpio() to handle data-only nodes")
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
---
 drivers/gpio/gpiolib-acpi.c | 1 +
 1 file changed, 1 insertion(+)
diff mbox series

Patch

diff --git a/drivers/gpio/gpiolib-acpi.c b/drivers/gpio/gpiolib-acpi.c
index fbda452fb4d6..51e41676de0b 100644
--- a/drivers/gpio/gpiolib-acpi.c
+++ b/drivers/gpio/gpiolib-acpi.c
@@ -951,6 +951,7 @@  static struct gpio_desc *acpi_get_gpiod_from_data(struct fwnode_handle *fwnode,
 	if (!propname)
 		return ERR_PTR(-EINVAL);
 
+	memset(&lookup, 0, sizeof(lookup));
 	lookup.index = index;
 
 	ret = acpi_gpio_property_lookup(fwnode, propname, index, &lookup);